Called when the builder finishes the parsing of a [GtkBuilder UI definition][BUILDER-UI]. Note that this will be called once for each time gtk.builder.Builder.addFromFile or gtk.builder.Builder.addFromString is called on a builder.
a #GtkBuilder
Called when the builder finishes the parsing of a [GtkBuilder UI definition][BUILDER-UI]. Note that this will be called once for each time gtk.builder.Builder.addFromFile or gtk.builder.Builder.addFromString is called on a builder.